Orbbec Femto Bolt 3D Depth Camera – Microsoft‑recommended Azure Kinect DK alternative, 1MP ToF, 4K RGB, IMU

Overview

Orbbec Femto Bolt is a compact 3D Depth Camera co‑developed by Orbbec and Microsoft. It integrates an iToF depth sensor, a 4K color camera, and a 6DoF IMU, delivering identical depth operating modes and performance to Microsoft Azure Kinect and Orbbec Femto Mega. A single USB Type‑C connection provides data and power, while precise trigger synchronization enables reliable multi‑sensor networks.

Microsoft‑recommended alternative to Azure Kinect DK

Key Features

• Depth camera with 1 Mega Pixel ToF sensor; WFoV up to 120°
• Depth resolutions up to 1024 × 1024 @15fps, or 640 × 576 @30fps
• 4K RGB (up to 3840 × 2160 @30fps) with HDR
• 6DoF IMU
• USB Type‑C 3.2 single‑cable power and data
• Sophisticated, accurate sync trigger control for multi‑sensor networks (8‑pin sync; compatible with Orbbec Trigger Sync Hub using RJ45/CAT cables)
• Uses Microsoft’s industry‑proven ToF technology; supports Orbbec SDK and K4A Wrapper for swift transition from Azure Kinect DK, and can be used with Microsoft Body Tracking SDK

Specifications

What’s Included

• Femto Bolt 3D Camera
• 12V 2A Power Adapter (Interchangeable Connector: US / EU)
• USB‑C to USB‑A cable

Applications

• Robotics: Object detection, tracking, and precise dimensioning for robotic arms.
• Health: Computer vision for body movement tracking and posture monitoring with skeletal algorithms.
• Media: 1 MP depth plus 4K color for volumetric capture in AR/XR and interactive broadcasting.
• Dimensioning: Accurate package measurement to improve logistics and shipping accuracy.

Details

Femto Bolt is a compact, high-performance 3D depth camera with ToF technology, USB-C connectivity, 4K RGB, 6DoF IMU, and multi-sensor sync. It supports Azure Kinect SDK and offers up to 15fps at 1024x1024 depth resolution.

Orbbec Femto Bolt uses Time of Flight with 850nm wavelength, 0.25–5.46m depth range, 1024×1024@15fps depth, 3840×2160@30fps RGB, USB 3.2 Gen 1, measures 115×40×65mm, weighs 335g.

Femto Bolt 3D depth camera enables robotics, health, media, and dimension applications. It offers advanced object tracking, body movement monitoring, volumetric video for AR/XR, and precise package measurements using AI-driven depth sensing and computer vision.

High-resolution RGB-D sensor in compact form factor, featuring up to 1200 field of view, ideal for capturing large areas.

FAQ for developers using Azure Kinect Developer Kit covers differences between Femto Bolt and Azure Kinect, SDK compatibility, multi-camera sync solutions, and support for Microsoft Body Tracking SDK with Orbbec devices.